Mathematics · Time and Work
P and Q together can fill a cistern with water in 8 hours. If P alone can fill the same cistern in 40 hours, then in how many hours will Q alone fill the cistern?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 19 hours
- 210 hours✓
- 312 hours
- 411 hours
Correct answer
10 hours
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